[INFO] fetching crate near-safe-cell 0.1.5...
[INFO] testing near-safe-cell-0.1.5 against 1.91.0 for beta-1.92-2
[INFO] extracting crate near-safe-cell 0.1.5 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate near-safe-cell 0.1.5
[INFO] finished tweaking crates.io crate near-safe-cell 0.1.5
[INFO] tweaked toml for crates.io crate near-safe-cell 0.1.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate near-safe-cell 0.1.5 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7f584645f379ec38e5e7d802e66f360190183ef76e7379200c8fd64ddd1e034
[INFO] running `Command { std: "docker" "start" "-a" "b7f584645f379ec38e5e7d802e66f360190183ef76e7379200c8fd64ddd1e034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7f584645f379ec38e5e7d802e66f360190183ef76e7379200c8fd64ddd1e034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f584645f379ec38e5e7d802e66f360190183ef76e7379200c8fd64ddd1e034", kill_on_drop: false }`
[INFO] [stdout] b7f584645f379ec38e5e7d802e66f360190183ef76e7379200c8fd64ddd1e034
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d33ddd41dcf040b9164524dd6ceb941b3293120b707d8d648ff455148ed73d2f
[INFO] running `Command { std: "docker" "start" "-a" "d33ddd41dcf040b9164524dd6ceb941b3293120b707d8d648ff455148ed73d2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling near-safe-cell v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `std`
[INFO] [stdout]   --> src/lib.rs:88:7
[INFO] [stdout]    |
[INFO] [stdout] 88 | #[cfg(feature = "std")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  3 |     warnings,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `std`
[INFO] [stdout]   --> src/lib.rs:90:7
[INFO] [stdout]    |
[INFO] [stdout] 90 | #[cfg(feature = "std")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (*self.get_mut_ptr()).index_mut(idx)
[INFO] [stdout]    |         ^^------------------^^^^^^^^^^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           this raw pointer has type `*mut T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&mut T`
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (*self.get_mut_ptr()).index_mut(idx)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: method calls to `index_mut` require a reference
[INFO] [stdout]   --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/index.rs:179:5
[INFO] [stdout]    = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (&mut (*self.get_mut_ptr())).index_mut(idx)
[INFO] [stdout]    |         +++++                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "d33ddd41dcf040b9164524dd6ceb941b3293120b707d8d648ff455148ed73d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d33ddd41dcf040b9164524dd6ceb941b3293120b707d8d648ff455148ed73d2f", kill_on_drop: false }`
[INFO] [stdout] d33ddd41dcf040b9164524dd6ceb941b3293120b707d8d648ff455148ed73d2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e3b5fb145fbf37d43d85e889b77c11db9bc7d4cde014e82128d76430e88bc54
[INFO] running `Command { std: "docker" "start" "-a" "7e3b5fb145fbf37d43d85e889b77c11db9bc7d4cde014e82128d76430e88bc54", kill_on_drop: false }`
[INFO] [stdout] warning: unexpected `cfg` condition value: `std`
[INFO] [stdout]   --> src/lib.rs:88:7
[INFO] [stdout]    |
[INFO] [stdout] 88 | #[cfg(feature = "std")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  3 |     warnings,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `std`
[INFO] [stdout]   --> src/lib.rs:90:7
[INFO] [stdout]    |
[INFO] [stdout] 90 | #[cfg(feature = "std")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling near-safe-cell v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (*self.get_mut_ptr()).index_mut(idx)
[INFO] [stdout]    |         ^^------------------^^^^^^^^^^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           this raw pointer has type `*mut T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&mut T`
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (*self.get_mut_ptr()).index_mut(idx)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: method calls to `index_mut` require a reference
[INFO] [stdout]   --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/index.rs:179:5
[INFO] [stdout]    = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (&mut (*self.get_mut_ptr())).index_mut(idx)
[INFO] [stdout]    |         +++++                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `std`
[INFO] [stdout]   --> src/lib.rs:88:7
[INFO] [stdout]    |
[INFO] [stdout] 88 | #[cfg(feature = "std")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  3 |     warnings,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `std`
[INFO] [stdout]   --> src/lib.rs:90:7
[INFO] [stdout]    |
[INFO] [stdout] 90 | #[cfg(feature = "std")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (*self.get_mut_ptr()).index_mut(idx)
[INFO] [stdout]    |         ^^------------------^^^^^^^^^^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           this raw pointer has type `*mut T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&mut T`
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (*self.get_mut_ptr()).index_mut(idx)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: method calls to `index_mut` require a reference
[INFO] [stdout]   --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/index.rs:179:5
[INFO] [stdout]    = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (&mut (*self.get_mut_ptr())).index_mut(idx)
[INFO] [stdout]    |         +++++                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/lib.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |         drop(interiorly_mutable);
[INFO] [stdout]     |         ^^^^^------------------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut usize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 185 -         drop(interiorly_mutable);
[INFO] [stdout] 185 +         let _ = interiorly_mutable;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "7e3b5fb145fbf37d43d85e889b77c11db9bc7d4cde014e82128d76430e88bc54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e3b5fb145fbf37d43d85e889b77c11db9bc7d4cde014e82128d76430e88bc54", kill_on_drop: false }`
[INFO] [stdout] 7e3b5fb145fbf37d43d85e889b77c11db9bc7d4cde014e82128d76430e88bc54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d3d773d02741014285b495577e5661f53703a2c8580336c56c683f16217aa45
[INFO] running `Command { std: "docker" "start" "-a" "7d3d773d02741014285b495577e5661f53703a2c8580336c56c683f16217aa45", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `std`
[INFO] [stderr]   --> src/lib.rs:88:7
[INFO] [stderr]    |
[INFO] [stderr] 88 | #[cfg(feature = "std")]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]    |
[INFO] [stderr]    = note: no expected values for `feature`
[INFO] [stderr]    = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:3:5
[INFO] [stderr]    |
[INFO] [stderr]  3 |     warnings,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `std`
[INFO] [stderr]   --> src/lib.rs:90:7
[INFO] [stderr]    |
[INFO] [stderr] 90 | #[cfg(feature = "std")]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]    |
[INFO] [stderr]    = note: no expected values for `feature`
[INFO] [stderr]    = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]   --> src/lib.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         (*self.get_mut_ptr()).index_mut(idx)
[INFO] [stderr]    |         ^^------------------^^^^^^^^^^^^^^^^
[INFO] [stderr]    |           |
[INFO] [stderr]    |           this raw pointer has type `*mut T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&mut T`
[INFO] [stderr]   --> src/lib.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         (*self.get_mut_ptr()).index_mut(idx)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: method calls to `index_mut` require a reference
[INFO] [stderr]   --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/index.rs:179:5
[INFO] [stderr]    = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]    |
[INFO] [stderr] 57 |         (&mut (*self.get_mut_ptr())).index_mut(idx)
[INFO] [stderr]    |         +++++                      +
[INFO] [stderr] 
[INFO] [stderr] warning: `near-safe-cell` (lib) generated 3 warnings
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/lib.rs:185:9
[INFO] [stderr]     |
[INFO] [stderr] 185 |         drop(interiorly_mutable);
[INFO] [stderr]     |         ^^^^^------------------^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&mut usize`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_references)]` implied by `#[warn(warnings)]`
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 185 -         drop(interiorly_mutable);
[INFO] [stderr] 185 +         let _ = interiorly_mutable;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `near-safe-cell` (lib test) generated 4 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/near_safe_cell-5cb98b000751a68e)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::formatting ... ok
[INFO] [stdout] test tests::indexing ... ok
[INFO] [stdout] test tests::usage ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests near_safe_cell
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7d3d773d02741014285b495577e5661f53703a2c8580336c56c683f16217aa45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d3d773d02741014285b495577e5661f53703a2c8580336c56c683f16217aa45", kill_on_drop: false }`
[INFO] [stdout] 7d3d773d02741014285b495577e5661f53703a2c8580336c56c683f16217aa45
